The average daily volume of a computer stocI201T source A stock analyst believes

Question

The average daily volume of a computer stocI201T source A stock analyst believes that the stock volume in 2017.million random sample of 30 trading days in 2017, he finds the samplem nthording to a reliable 12 million shares. Test the hypotheses at a 0.02 level of si 1. What is the test function in calculators? = 35.1. he finds the sample mean to be 27.5 million shares, with a s = gnificance 5. a. Z- test b. T-test c. 1 - PropZTest d. 2 - PropZTest e. 2 - SampTTest What is testing? What is the test statistics? a. 3.4106 b. 3.4689 c. -3.4106 d. -3.4689 4 6. What is the p-value? a. 0.9990 b. 0/9992 c. 0.0008 d. 0.0010 What should we do? a. Reject the Ho b. Cannot reject the Ho c. Reject the H d. Accept the Ho How to conclude? a. Evidence is found, so H1 is correct. b. Evidence is found, so H1 is incorrect. c. Evidence is not found, so H1 is correct. d. Evidence is not found, so H1 is incorrect. 2. 7. 3. Two tailed, Right-tailed, or Left-tailed? a. Two-tailed b. Right-tailed c. Left-tailed What is the critical value? a. -2.4620 b. -2.1503 c, ±2.1470 d. 2.4573 8. lind taste test is conducted to determine which of two colas, Brand A or Brand B, individuals prefer. viduals are randomly asked to drink one of the two types of cola first, followed by the other cola, and asked to disclose the drink they prefer. Results of the taste test indicate that 65 of 100 individuals prefer nd A. Conduct a hymothesi to etá see the preference of the two

Explanation / Answer

We are allowed to do 4 subparts question at a time. Post again for more subparts of question.

1) T test

2) ..A option

3) Left tailed test

d) t test critical value at 0.02 and 29 degrees of freedom = - 2.1503

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