Question: If we want to construct a two-sided confidence interval, what is the critical value for a 99% confidence interval for a Z interval? Note: Round

If we want to construct a two-sided confidence interval, what is the critical value for a 99% confidence interval for a Z interval?

Note: Round to the nearest thousandth.

i came up with 1.645

I DID 100-99=1

answer was 2.576

critical value is the (1+p)/2 percentile from the standard normal distribution.

explain please

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Q:

If we want to construct a two-sided confidence interval, what is the critical value for a 75% confidence interval for a t-interval with 20degrees of freedom? Note: Round to the nearest thousandth....

Q:

If we want to construct a two-sided confidence interval, what is the critical value for a 70% confidence interval for a t-interval with 20degrees of freedom? Note: Round to the nearest thousandth i...

Q:

If we want to construct a two-sided confidence interval, what is the critical value for a 72% confidence interval for a Z interval? please help i used the calculator and came up with 0.358 , not the...

Q:

Allen's hummingbird (Selasphorus sasr'n) has been studied by zoologist Bill Alther.'r Suppose a small group of 13 Allen's hummingbirds has been under study in Arizona. The average weight for these...

Q:

3. The method of tree-ring dating gave the following years A.D. for an archaeological excavation site. Assume that the population of x values has an approximately normal distribution. 1,215 1,222...

Q:

The method of tree-ring dating gave the following years A.D. for an archaeological excavation site. Assume that the population of x values has an approximately normal distribution. 1,292 1,292 1,229...

Q:

Practice Problems Chapter 9 *For all assignments, show y0ur work (no credit if you don't!), only use formulas/procedures from this course (again, no credit if you don't follow the steps from class),...

Q:

8 1-2 A random sample of 24 observations is used to estimate the population mean. The sample mean and the sample standard deviation are calculated as 104.6 and 28.8, respectively. Assume that the...

Q:

Question 1: The manufacturer of hardness testing equipment uses steel ball... Question 2: To illustrate the effects of driving... Question 3: A researcher studies water clarity... The manufacturer of...

Q:

Question 1 : The manufacturer of hardness testing equipment uses steel ball... Question 2: To illustrate the effects of driving... Question 3: A researcher studies water clarity... The manufacturer...

Q:

Suppose that an individual is randomly selected from the population of all adult males living in the United States. Let A be the event that the selected individual is over 6 feet in height, and let B...

Q:

Question #6-Inventory Errors and Estimation (11 marks) Part 1 The income statements (in thousands) for Winnipeg Windows are presented below. Net sales Cost of goods sold Beginning inventory Net...

Q:

Study the data below and answer the questions that follow. Trade balance for Country B (Sbn), 2013 Exports 85 Goods 57 Services 28 Imports Goods 88 Services 15 Visible balance Invisible balance Trade...

Q:

Find the value of X in the following Flow Shop data consisting of 5 jobs which are to be processed on three machines M1, M2 & M3 in that order. Jobs M1 M2 M3 A 2 8 4 B 9 2 7 C 6 4 4 D 3 8 2 E 9 8 5...

Q:

Jazon Manufacturing produces two different models of cameras. One model has an automatic focus, whereas the other requires the user to determine the focus. The two products are produced in batches....

Q:

Wright Plastic Products is a small company that specialized in the production of plastic dinner plates until several years ago. Although profits for the company had been good, they have been...

Q:

The following items are associated with a functional-based cost accounting information system, an activity-based cost accounting information system, or both (that is, some elements are common to the...