Question: Suppose (these data are not real, just approximations) that the average college student spends 3.75 hours daily on their smartphone, with a standard deviation of

Suppose (these data are not real, just approximations) that the average college student spends 3.75 hours daily on their smartphone, with a standard deviation of 2.52 hours. Assuming these data are normally distributed, what is the daily smartphone use in hours for each percentile listed below? [12pts/4pts each] Note. Please be sure to report the z score you used to calculate the percentile in the blank and type out the calculation you used to solve this

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!

Examine the argument that annual reports are a costly irrelevance because hardly anyone refers to them.

A blood testing lab uses 1600 cases of surgical gloves per year. The cost to place an order is $12 and annual carrying cost per case is $6. They are currently using a fixed quantity inventory system...

122.Record the above transactions, assuming that Poe's Products uses the cost method. In 2011, Poe's Products completed the treasury stock transactions described below. January 2: Reacquired 10...

please explain Section 13.3: Problem 5 (1 point) Let F = (2ry, 7y ) be a vector field in the plane, and C the path y = 912 joining (0, 0) to (1, 9) in the plane. A. Evaluate foF . dr B. Does the...

1 According to a 2014 research study of national student engagement in the U.S., the average college student spends 17 hours per week studying. A professor believes that students at her college study...

Questions . TABLE 1 ________________________________________ The U.S. Balance of Payments, 1991 (billion dollars; + is surplus of receipts, - is deficit) ________________________________________...

Topic: Hypotheses Testing Question: State the null hypothesis and alternative hypothesis in (a) words and in (b) symbols for each of the following: 1. A librarian of a school claims that all their...

You own a small storefront retail business and are interested in determining the average amount of money a typical customer spends per visit to your store. You take a random sample over the course of...

Describing Data Once we have collected data from surveys or experiments, we need to summarize and present the data in a way that will be meaningful to the reader. We will begin with graphical...

Student: allan cranford Date: 9/7/16 Instructor: Basu Dipanker Course: MAT-240-Q6622-16EW6 Assignment: 1-3 MyStatLab: Module One Problem Set 1. The following data represent the percent of owners of...

Possible Multiple Choice Questions for the Exam. Focus on the topics discussed in class. Chapter 1 Multiple Choice Identify the choice that best completes the statement or answers the question. ____...

Tax Credits Ted and Julia Higgins are married for all of 2022 with an AGI of $175,000 which includes $25,000 of earned income for Ted and $100,000 of earned income for Sophia. Their taxable income is...

A graph is a non-linear data structure, which comprises vertices connected by edges. An edge may be directed or undirected. Graph theory has a huge application in a plethora of fields. For example,...

1 . ) Solve the given differential equation using undetermined coefficients. y ' ' ' - y ' ' - 4 y ' + 4 y = 5 - e x + e 2 x

A 170-g hockey puck sliding on ice perpendicularly impacts a flat piece of sideboard. Its incoming momentum is 6.10 kg m/s. It rebounds along its incoming path after having suffered a momentum...

A 1600-kg (empty) truck rolls with a speed of 2.5 m/s under a loading bin, and a mass of 3500 kg is deposited into the truck. What is the trucks speed immediately after loading?

A 1600-kg automobile traveling at 55 mph brakes smoothly to a stop. Assume 40% of the heat generated in stopping the car is dissipated in the front steel brake disks. Each front disk has a mass of...

A 1.5-kg object moves up the y-axis at a constant speed. When it reaches the origin, the forces at 37o above the +x-axis, F2 = 2.5 N in the + x-direction, F3 = 3.5 N at 45o below the x-axis, and F4...

A 1.5-kg box that is sliding on a frictionless surface with a speed of approaches a horizontal spring. (See Fig. 5.19.) The spring has a spring constant of 2000 N/m. If one end of the spring is fixed...

Determine if the overhead allocated to the product relates to a single plantwide overhead rate method, multiple production department factory overhead rate method, or activity-based costing...

Consider a Markov chain with transition probability matrix P., and sup- pose that P, increases in i for all k. (a) Show that, for all increasing functions f, , P.,f(j) increases in i. (b) Show that...

Verify the inequality (924) in Example 92 (E).

The following theorem concerning IFR distributions can be proven. Theorem: If F and G are IFR, then so if F * G, the convolution of F and G Show that the above theorem is not true when DFR replaces...