An executive believes that no more than 80% of the company’s employees take all of their vacation days. In a sample of 210 members, 160 employees took all of their vacation days. Therefore, the test statistic is -1.38. When testing the executive's (using a 1% level of significance), what is the p-value? (please round your answer to 4 decimal places)

The CEO of a large electric utility claims that at least 80 percent of his one million customers are very satisfied with the service they receive. A local newspaper surveyed 300 customers randomly. 73 percent said they were very satisfied. The test statistic is (Round answer to two decimal places. Do not write 0.12 as .12.)

Please don't provide handwritttin solution....

When the Standard Score = -2, what is the percentile of the raw Score? 2nd O 14th 16th 34th 84th

cant figure out where im going wrong .

A jeep gets 53 highway miles per gallon. Howvever, an SUV believes gas mileage for their new line is much better. In order to test, they collect a random sample of 8 jeeps. The results of the 8 cars tested as as follows: 56, 51, 55, 54, 57, 48, 56, and 51.   If you perform this test at a= .05 level, state the p-value and the conclusion of the test.

Claim: Fewer than 94 % of adults have a cell phone. In a reputable poll of 1119 adults, 87 % said that they have a cell phone. Find the value of the test statistic.

A researcher surveyed ten (10) patients at a doctor's office using a questionnaire.  The participants (or their guardians) provided their ages.  12, 1, 9 , 50, 34, 40,18, 29, 16, 46   What is the mean age for the participants in the sample? (Round to nearest hundredth, if needed).

A teacher claims that over 12% of maths students are married. In the suevey at the beginning of semester, 50 Students answered the question about their marital status. 12 of them said they were married. Calculate the test statistic Z (round answer to 2 decimala)