Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value tα/2, (b) find the critical value zα/2, or (c) state that neither the...

Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value

tα/2,

(b) find the critical value

zα/2,

or (c) state that neither the normal distribution nor the t distribution applies.

The confidence level is

99%,

is not known, and the histogram of

player salaries (in thousands of dollars) of football players on a team is as shown.

Select the correct choice below and, if necessary, fill in the answer box to complete your choice.

tα/2= -----

(Round to two decimal places as needed.)

zα/2=-----

(Round to two decimal places as needed.)

Neither the normal distribution nor the t distribution applies.

Extracted text: 40- 30- 20- 10- 0- 4000 8000 12000 1600 20000 Salary (thousands of dollars) kouanbei

Jun 09, 2022

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