If six out of ten individuals in a population carry a gene for a defective enzyme, how many individuals carry the normal gene in a population of 900?

Q: a research design where each person is tested in two different conditions is called what?

A: Between-subjects (or between-groups) study design: different people test each condition, so that…

Q: How many different simple random samples of size 5 can be obtained from a population whose size is…

A: Provided information is: Population size is 33. Random sample of size 5 is considered.

Q: Suppose that a sample is to be taken without replacement from a finite population of size N. If the…

A: a) Sampling is without replacement scheme. The population size is N. Sample size is same as the…

Q: Suppose a quarterback's completion percentage for the season is 67.2%. Based on relative frequency,…

A: We have to find Based on relative frequency, is it more likely that he will complete his next two…

Q: According to a census company, 7.1% of all babies bon are of low birth weight. An obstetrician…

A: H0 : p = 0.071 H1 : p > 0.071   Observed value of low birth = 28 Observed value of not low birth…

Q: A batch of 130 semiconductor chips is inspected by choosing a sample of 3 chips. Assume 5 of he…

A:

Q: If all possible random samples of size =44 are selected from a population with 70 and a 8, and the…

A: CEntral limit theorem: For a population with mean μ and a standard deviation σ, the distribution of…

Q: Use the figure to the​ right, which shows the percentages of adults from several countries who favor…

A:

Q: 6 of the last 10 sundaes sold had nuts. Considering this data, how many of the next 5 sundaes sold…

A: The probability that sundaes sold had nuts is, Psold sundaes have nuts=610=0.6 The probability that…

Q: How long would it take someone to enter 417 separate data points in the computer when the can only…

A: Given that 417 separate data points have to be entered. But only 3 data points can be entered at a…

Q: Assume that half the population is vegetarian so that the chance of an individual being a vegetarian…

A:

Q: Wore a bicycle helmet (among students who had ridden a bieyele during the previous 12 months)?…

A: Solution-: We have, The given frequencies table are observed frequencies    12th-Grade Boys 12th-…

Q: How many samples of size n=3 can be drawn from a population size of 12?

A: 4)

Q: In a study of all3988 professors at a college, it is found that 50 own a vehicle

A: When a particular value is describing about a measurement of a sample then we call it as…

Q: In how many ways may one A , three B’s , two C’s and one F be distributed among seven students in a…

A: We have to find no. Of ways to give.

Q: suppose that from a sample of 200,000 new york workers, 32,400 reported traveling more than an hour…

A: About 16.2% of the workers in the state traveled more than an hour to work every day in 2011. That…

Q: In a Hardy-Weinberg situation, suppose that 249 out 400 individuals in a population express a…

A: Total individual = 400 Recessive phenotype individual = 290

Q: In Fall 2013, 10.5 million undergraduate students attended a 4-year institution full-time. Of those,…

A: Total students in institution = 10.5 million number of Students under age 25 = 8,540,000 number of…

Q: An epidemiological study projects that 25% of a population in certain area are expected to get sick…

A: This is a probelm of percentage. Lets solve this using the concept of the same.

Q: According to a recent report, 21% of all adults routinely skip breakfast. A researcher believes this…

A:

Q: A pollster randomly selected 4 of 10 available people. How many different groups of 4 are possible?

A: Given,   A pollster randomly selected 4 of 10 available people.   The objective is to find how many…

Q: 9) A survey of 1688 American households found that 14% of the households own at least two bicycles.…

A: Solution 9:  A survey of 1688 American households found that 14% of the households own at least two…

Q: According to a census company, 7.1% of all babies born are of low birth weight. An obstetrician…

A: Here we conduct Z test for proprtion.

Q: A survey is conducted on the use of Facebook of adults in the United States, where 12,000 adults are…

A: Population of a survey means the entire group on which we are taking survey. Sample is a specific…

Q: Calculate the point prevalence for Alzheimer’s disease among individuals 65 years of age or older in…

A:

Q: In the Sanatorium For Acute Intellectual Malnutrition, a nourishing twelve course Christmas Exam is…

A: Given: n = 20 To find: The number of orphans who will on average end up without a test given that…

Q: If a manufacturer is trying to put together a sample collection of her safetyproduct and order is…

A: Find the number of ways in which 15 items can be placed in packages containing 5 items without…

Q: According to a report, 9.5% of all full-time S.A. undergraduate students study abroad. Assume that…

A: Introduction:The full-time female undergraduate students are of two types- those who study abroad,…

Q: How many of the 3088 subjects used at least one prescription​ medication?

A: Number of adults aged 57 through 85 years in a survey, n = 3088 p be the probability that an adult…

Q: According to a recent Pew Research Center report, many American adults have made money by selling…

A: Given Data: x=914 n=4579   p^=xn=9144579=0.1996

Q: A study showed that every 100 grams of red meat consumed per day increases the risk of colorectal…

A: Given: 1 in 20 American men will develop colorectal cancer in their lifetime. To find: 1) Write the…

Q: According to a census company, 7.1% of all babies born are of low birth weight. An obstetrician…

A: Given: Part a: The expected number of low-birth weight births to 35 to 39 year old mother is, n × p…

Q: Following the model above, if 128 different people each observe one randomly chosen groups of four…

A:

Q: A recent study suggested that 70% of all eligible voters will vote in the next presidential…

A: Solution: Let X be the number of eligible voters will vote in the next presidential election and n…

Q: An article stated that last year 807 people taking a certain medication suffered from serious side…

A: Given: last year 807 people taking a certain medication suffered from serious side effects. This…

Q: If a study determines the difference in average salary for sub populations of people with blue eyes…

A: Given that the difference in average salary for sub-populations of people with blue eyes and people…

Q: Suppose that insurance companies did a survey. They randomly surveyed 450 drivers and found that 300…

A: Part a:          x = 300         n = 450         p' = 300/450 = 0.6667   Part b:  X is the number of…

Q: A scientist studied the spread of AIDS and concluded that 24% of people contracted the disease.…

A: A scientist concluded in a test that 24% of people contracted in the disease. The scientist was…

Q: A geneticist working on peas has a single plant monohybrid Y/y (yellow) plant and, from a self of…

A: Given:    Number of Progeny plants for 95%

Q: How many simple random samples of size 3 can be selected from a population of size 8?

A: Given The population size is N=8 Out of 8 , the number of random sample selected is N=3

Q: Calculate the point prevalence for Alzheimer’s disease among individuals 65 years of age or older in…

A: Given data Number of individuals who are 65 year or older = 200000 No of people having the disease =…

Q: According to a report published by the center for Disease Control (CDC) in 2011, approximately one…

A: Here we explain the result.

Q: How many possible sample of size n=3 can be drawn from a population of size 12

A: Given - Population size = N = 12 Sample size = n = 3

Q: a report about an isolated community claims there are more newborn females than males although we…

A: The given claim is that there are more newborn females than males.Let p1 and p2 be the sample…

Q: In a Hardy-Weinberg situation, suppose that 177 out 400 individuals in a population express a…

A:

Q: How many different simple random samples of size 4 can be obtained from a population whose size is…

A:

Q: It is known that 9 out of 10 people are right handed. Would 35 right handed people out of group of…

A: Let us denote X= number of right-handed people. Number of trials= n= 93 Probability of a success= p=…

Q: According to an​ almanac, 60​% of adult smokers started smoking before turning 18 years old. ​(a) If…

A: Given Information: proportion p=60%=0.60 (a) If 300 adult smokers are randomly selected, how many…

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.