looking for someone to varify my work please

This page lists questions and answers that were posted by visitors named looking for someone to varify my work please.

Questions

The following questions were asked by visitors named looking for someone to varify my work please.

Use the Standard Normal Distribution table to find the indicated area under the standard normal curve. Q1: Between z = 0 and z = 2.24 A1: 0 = 0.5000 2.24 = 0.9875 0.9875 – 0.5000 = 0.4875 Q2:To the left of z = 1.09 A2: 0.8621 Q3: Between z = -1.15 and z =...

Section 5.3: Normal Distributions: Finding Values Answer the questions about the specified normal distribution. Q1: The lifetime of ZZZ batteries are normally distributed with a mean of 265 hours and a standard deviation ó of 10 hours. Find the number of...

Find the critical value zc necessary to form a confidence interval at the given level of confidence. a. 90% = 1.645 b. 85% = 1.8025

An experimental egg farm is raising chickens to produce low cholesterol eggs. A lab tested 12 randomly selected eggs and found that the mean amount of cholesterol was x = 186 mg. The sample standard deviation was found to be s = 19.0 mg on this group. Ass...

Use the method specified to perform the hypothesis test for the population mean µ. The highest acceptable level of pesticide found in quail has been limited to 0.35 parts per million (ppm). A hunting organization measured the level of the pesticide found...

Let and List all the elements of the following sets. A = {1,2} and B = {0,1,2} A x A A x B B x A A x B x A how do i do this?

The response of a sample of 1620 people who were asked if the air quality in their community is better or worse than it was 10 years ago are shown below. Find the mean, median, and mode of the data. Better: 323, Worse: 333, Same: 420 Question: Find the me...

Answers

The following answers were posted by visitors named looking for someone to varify my work please.