A basketball player makes 56 free throws in a season. The average number of free throws made in the league is 52, and the standard deviation is 4. A softball player makes 42 hits in a season. The average number of hits mase in the league is 38, and the standard deviation is 6. Calculate Z-scores for the two and compare them.  Which one is better at their sport?

Q: The average exam score of a physics class is 75 points with a standard deviation of 3 points. Peter…

A: Given information Mean µ= 75 Standard deviation σ = 3 Peter’s score x = 72

Q: For the mathematics part of the SAT the mean is 514 with a standard deviation of 113, and for the…

A: According to the given information in this questionWe need to identify the correct option

Q: You throw a ball as far as you can 5 times, recording the distance for each throw: 165 feet, 184…

A: since only 5 observation is given we will consider them as sample (n = 5)and population (N = 100)…

Q: College Professors have incomes with a standard deviation that is more than $21,000. A recent study…

A:

Q: The weight of a truck tire must be 110 lbs. The company has a low specification limit of 100 lbs.…

A: The mean weight of a truck tire = 110 lbs Lower specification limit (LSL) = 100 lbs Upper…

Q: Salespeople for a car sales company have an annual sales average of $225,000, with a standard…

A:

Q: The highway mileage (mpg) for a sample of 8 different models of a car company can be found below.…

A:

Q: A researcher measures the amount of food consumed by each dog in her lab. She finds that the mean…

A: It is given that mean amount of food is 12 oz and number of dogs is 16. The sum of squared…

Q: Todd just got back his exam grades in three classes. In biology the class mean was 75.80 with a…

A: Consider X as the random obtained score in Biology, Political Science or Economics. For comparing…

Q: A math class analyzed the lengths of the songs played on a local radio station. The lengths of the…

A: Suppose the random variable x defines the lengths of the songs played on a local radio station.

Q: The average daily points for my fantasy baseball team are {4.1, 5.7, 3.8, 4.7, 4.7, 5.5, 4.1, 2.7,…

A: Solution: Note: Hello! As you have posted more than 3 sub parts, we are answering the first 3…

Q: Molly earned a score of 920 on a national achievement test. The mean test score was 825 with a…

A: Given that, The proportion of students had a higher score than Molly is,

Q: A successful basketball player has a height of 6 feet 8 ​inches, or 203 cm. Based on statistics from…

A: Consider X is a random variable defined as the height of a successful basketball player.The provided…

Q: In a given school year, the ACT test mean score was 21 with a standard deviation of 4.9.  The same…

A:

Q: Find the sample standard deviation. The top five scores on last semesters midterms were 90 97 100 90…

A: The question is about measures Given : Data - 90, 97, 100, 90, 93   To find : Sample std. deviation

Q: Suppose there are two groups of students. Group A and Group B both have an average height of…

A: Here there are two groups of students are given named as A and B. And the given parameters of A and…

Q: During an election in a remote country, one million of people are voting for choosing between the…

A:

Q: The mean weight of 150 students is 60 kgs. The mean weights of boys and girls are 70 ks. and 55 kgs…

A:

Q: Identify the population(s). Average number of Americans who consume alcohol. All individuals who…

A: Parameter: Parameter may be defined as which one is based on population

Q: A standardized test has a pop. mean of 152 and a standard deviation of 16. Nicole has a score of…

A: From the provided information, Mean (µ) = 152 Standard deviation (σ) = 16 X~N (152, 16)  Nicole has…

Q: A gym class is taking a fitness test. The gym teacher is recording how many sit-ups the participants…

A:

Q: Here is a data set. 0,1,1,2,3,5,8,13 Use the table method and find the standard deviation.

A: Given numbers 0,1,1,2,3,5,8,13

Q: Jim and Pat are both taking Calculus. Jim scored 92 on a test in his class. The average on the test…

A: To find: Who actually did better? Include the Z-scores as part of the answer.

Q: 5 students were given a test. The average and standard deviation of the 5 scores were found to be…

A:

Q: As a group, the Dutch are among the tallest people in the world. The average Dutch man is 184 cm…

A: Given mean is 184 and standard deviation is 8.

Q: Tom runs a large animal shelter. At Tom's shelter, the length of stay for puppies has a mean of 76…

A: Given,mean(μ)=76standard deviation(σ)=13and X=41

Q: Florida has an average temperature of 80 degrees Fahrenheit with a standard deviation of 3.5…

A:

Q: set A 0 1 2 3 4 5 6 ● 7 + 8 9 10 Find the mean and standard deviation for Set A. There are 30 total…

A:

Q: In my Biology Class, to pass the course the minimum score must be 67. Biology class has a mean of…

A: Let, X= scores of the biology class Given that X follows a normal distribution with mean= 81 and…

Q: Ngan scored 1 standard deviation below the class average on a statistics exam. The class average was…

A:

Q: a. Which player had the higher average points when compared to the other players on his team?

A:

Q: Given the data: 47, 55, 57, 63, 73. Find the standard deviation. Round the final answer to the…

A:

Q: a population consistas of all the weights of all defensive tackles on sociaable university football…

A: From the provided information, The data is as follow: 204, 215, 207, 212, 214 and 208 pounds The…

Q: On a nationwide math test, the mean was 72 and the standard deviation was 7. If Roberto scored 90,…

A: Given that, Mean = 72 Standard deviation = 7

Q: The weight of a division I college football player has a mean of 255lb and a standard deviation of…

A:

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.