Week 5 Test 2024-02-02 at 7.13.55 AM

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School

American Military University *

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Course

302

Subject

Marketing

Date

Feb 20, 2024

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Pages

1

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@ chateeT pzL| Week 5 Test ¢ Back to Content Week 5 Test Question 9 0.5/ 1 point Suppose a marketing company wants to determine the current proportion of customers who click on ads on their smartphones. It was estimated that the current proportion of customers who click on ads on their smartphones is 0.45 based on a random sample of 150 customers. Compute a 98% confidence interval for the true proportion of customers who click on ads on their smartphones and fill in the blanks appropriately. ___.346 __ % (0.356,.356) <p< ___.544 _ (50 %) (round to 3 decimal places) ¥ Hide question 9 feedback Z-Critical Value = NORM.S.INV(.99) = 2.326348 LL =0.45 - 2.326348 * 45 x .55 150 UL=045+2.326348* .45 x .55 150
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