Question: 1. A study including high school students found that students buy lunch from outside 9% of the times. If 24 students are randomly selected, find

1. A study including high school students found that students buy lunch from outside 9% of the times. If 24 students are randomly selected, find the following probabilities: (Express your answers correct to 4 decimal places) a) Exactly 4 buys lunch from outside. [2 marks] b) At most 2 buys lunch from outside. [3 marks] c) Find the mean [1 mark] d) Find standard deviation [1 mark]

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!

The following questions pertain to Jensen's (2010) work on perceived returns to education in the Dominican Republic. In this work, Jensen interviewed eighth graders from local primary schools, asking...

I've attached the assignment as a word file, thanks! JWCL165_c07_304-355.qxd 7/31/09 2:05 PM Page 304 7 Fraud, Internal Control, and Cash Chapter STUDY OBJECTIVES After studying this chapter, you...

Assignment #3 Read the following and answer the questions that follow. A Letter to Catholic Secondary Students in Ontario from the Roman Catholic Bishops of Ontario Dear Friends: A teacher from one...

With an increasing focus on bullying among the public, educators, researchers, and policy makers, there is a need to delineate what we know works in bullying prevention and what areas might benefit...

I know its too long but please help me complete solution in exchange of helpful rating : xnun lo Joothe a'golf mine In conducting a research the number of possible samples of size n that can be drawn...

Q1: What are the main challenges that Canopy Growth must overcome in order to achieve success in the American cannabis industry, and to what extent can Canopy's marketing strategy be used to overcome...

2.In a geology course, students were learning to use a balance scale to make accurate weighings of rock samples. One student plans to weigh a rock 20 times and then calculate the average of the 20...

1.) Was this a qualitative or quantitative study? 2.) What was the sample size? 3.) What was the age range of the sample? 4.) What sampling methods were utilized and why? 5.) Was this a probability...

Write a literature review for your study. See below for an example of a literature review. Your literature review should provide both analysis and synthesis of previous studies as related to the...

Article:Effect of Solution Focused Group Counseling for High School Students in Order to Struggle with School Burnout By: Ates, Bnyamin. Journal of Education and Training Studies, v4 n4 p27-34 Apr...

Scott, LLC, has gathered the following information regarding the number of tax schedules prepared and the revenue generated. Required A. Determine the revenue formula using the high/ low method. B....

Marco and Valentina Parker have been married 17 years. Unfortunately, during the first five months of 2020, Marco was unemployed. After much searching, he found employment as of June 1, 2020. His...

Which of the following is correct about the over - the - counter markets? a . The counterparty risk is eliminated. b . There is no clearing house. c . Futures are traded in OTC markets. d . Both b...

A telecommunications company wants to find the number of dropped calls in its network. They have analyzed 100,000 call records and found instances of dropped calls. The average call drop rate is 75...