AnswersProbability and Statistics with Applications Honors Sem-2-FL-1210300 2024-2025Unit Test — Unit testQuestion 15
15
QuizMultiple Choice
Unit Test — Unit test
Question 15 • Probability and Statistics with Applications Honors Sem-2-FL-1210300 (2024-2025)
A real estate agent has 4 homes for sale: A, B, C, and D. Here are the listing prices.Home A: $150,000Home B: $250,000Home C: $190,000Home D: $550,000The agent wants to randomly select 2 of the 4 homes to show in an open house this coming weekend. This means the agent may show home A and B, A and C, A and D, B and C, B and D, or C and D. Which of the following gives the sampling distribution of the sample mean listing price for all possible samples of size 2 from this population of 4 homes?
Answer
A
A dotplot. A number line labeled sampling distribution of the sample mean listing price (thousands of dollars) goes from 150 to 550. 150, 1; 190, 1; 250, 1; 550, 1.
B
A dotplot. A number line labeled sampling distribution of the sample mean listing price (thousands of dollars) goes from 160 to 400. 170, 1; 200, 1; 220, 1; 350, 1; 370, 1; 400, 1.
C
A dotplot. A number line labeled sampling distribution of the sample mean listing price (thousands of dollars) goes from 200 to 380. 200, 2; 220, 2; 370, 2.
D
A dotplot. A number line labeled sampling distribution of the sample mean listing price (thousands of dollars) goes from 284 to 286. 285, 1.