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I have a 75 Question stats exam that i need some help with.
I have a 75 Question stats exam that i need some help with. i have some of the questions already answered and i have 2 hours to complete that can anyone help me? Question 10 For the given table, make … read more
Expert
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A set is a group of objects that we choose to put together.
A set is a group of objects that we choose to put together. To further classify the objects in the set, we can create subsets using some or all of the members of the original set. For instance, consid… read more
Ryan
Ryan
Engineer
Bachelor's Degree
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A spinner has three numbers on it(1,2,3). Each number has an
A spinner has three numbers on it(1,2,3). Each number has an equal probability of being hit on each spin. A person bets $1 to play the game. He picks a number, then he spins. If his number comes up, h… read more
Stevewh
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
15. Assume that you plan to use a significance level of alpha
15. Assume that you plan to use a significance level of alpha = 0.05 to test the claim that p1 = p2. Use the given sample sizes and numbers of successes to find the P-value for the hypothesis test. n1… read more
Chirag
Chirag
Master's Degree
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2) A recent study of breast cancer revealed that 13% of the
2) A recent study of breast cancer revealed that 13% of the women in the sample used antibiotics more than 500 days in their lifetime. Further, 79% of these “heavy antibiotics users” developed breast … read more
Greg
Greg
Master's Degree
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1. Which of the following statements is false A) When comparing
1. Which of the following statements is false? A) When comparing two populations, we need two samples, one from each population. B) If the same set of sources or related sets are used to obtain the da… read more
Chirag
Chirag
Master's Degree
10,329 satisfied customers
If you want to sample n 2 elements from a total of N 5 elements. a.
If you want to sample n=2 elements from a total of N=5 elements. a. Count the number of different samples that can be drawn, 1st by listing them using combinatorial mathematics. b. If random samplings… read more
David C Gomez
David C Gomez
Master's Degree
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1) An amusement park has 28 different rides. Assuming that
1) An amusement park has 28 different rides. Assuming that order does not matter, in how many different ways can a person try four of these rides? 2) Determine whether each of the following is TRUE or… read more
Stevewh
Stevewh
Teacher
Bachelor's Degree
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1. The standard deviation of all possible values is called
1. The standard deviation of all possible values is called the a. standard error of proportion b. standard error of the mean c. mean deviation d. central variation 2. The number of random samples (wit… read more
Stevewh
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
1) A sufficiently large coverage error will result in which
"1) A sufficiently large coverage error will result in which of the following? A. Probability sampling B. Non-response bias C. Statistics about the actual population rather than the target population … read more
mhasan420
mhasan420
Bachelor's Degree
1,768 satisfied customers
Time Remaining 1. When data are collected in a statistical
Time Remaining: 1. When data are collected in a statistical study for only a portion or subset of all elements of interest we are using a: (Points: 6) A) sample B) parameter C) statistic D) population… read more
John
John
Software Engineer
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13) The expected value of the sampling distribution of the
13) The expected value of the sampling distribution of the sample mean equals the populations mean A. When the population is symmetric. B. When the population size N>30. C. When the population is n… read more
rajeevanpillai
rajeevanpillai
Master's Degree
Master's Degree
1,048 satisfied customers
1. Which of the following statements are true regarding the
1. Which of the following statements are true regarding the areas beneath any normal curve? (Points: 2) About 68.3% of the area is in the interval About 95.5% of the area is in the interval Nearly all… read more
R.R. Jha
R.R. Jha
Bachelor's Degree
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1. (2 pts) The objective of statistics is best described as
1. (2 pts) The objective of statistics is best described as: A) To make inferences about a sample based on information we get from a population B) To make inferences about a population based on inform… read more
Scott
Scott
MIT Graduate
Master's Degree
16,656 satisfied customers
1. When data are collected in a statistical study for only
Need Help ASAP.... 1. When data are collected in a statistical study for only a portion or subset of all elements of interest we are using a: A) sample B) parameter C) statistic D) population 2. A med… read more
Sk1llz
Sk1llz
Math student
1,518 satisfied customers
2. There are 6 children in a family. The number of children
2. There are 6 children in a family. The number of children defines a population. The number of simple random samples of size 2 (without replacement) that are possible equals a. 12 b. 15 c. 3 d. 16 6.… read more
Sk1llz
Sk1llz
Math student
1,518 satisfied customers
A. Explain why random samples are preferred to nonrandom samples.
A. Explain why random samples are preferred to nonrandom samples. B. Describe the method of each of the following commonly used sampling techniques: • Simple random sampling • Stratified sampling • Si… read more
Greg
Greg
Master's Degree
1,292 satisfied customers
FOR PEPPERS A. Explain why random samples are preferred
FOR PEPPERS A. Explain why random samples are preferred to nonrandom samples. B. Describe the method of each of the following commonly used sampling techniques: • Simple random sampling • Stratified s… read more
peppers18
peppers18
Bachelor's Degree
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