sweet snack salty snack total sweet snack salty snack total 145 5) adult 57 88 adult child רה 31 108 e) F) child total 134 119 53% 43% 100% 253 total

Q: Find the percentage of data points that lie between -2.31 and 1.85.

A: Assuming the data follows standard normal distribution with mean 0 and standard Deviation 1Finding…

Q: Four students achieve the following grades on their midterm which was out of 20 marks: 4, 4, 4, 20.…

A: The mode is 4 as its is the highest occurring frequency. So it will reflect the accuracy or more…

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: Given: Total number of suspected criminals n= 1604 Number of peoples who are not captured = 1011…

Q: In planing for his children to go back to school Susan buys several items at a discount. Five items…

A: Given information: Five items at $1.29 each, three at $1.49 each, six at $1.79 and nine at $0.99.…

Q: In 2016 the Better Business Bureau settled 77% of complaints they received in the United States.…

A: Since you have posted a question with multiple subparts, we will solve first three subparts for you.…

Q: Sally just received her SAT results. Her SAT mathematics score was 600 and is in the 74th…

A: The score is 600 and it is the 74th percentile.

Q: Step 1 of 2: Suppose a sample of 726 suspected criminals is drawn. Of these people, 232 were…

A: Let p be the population proportion of people who were captured.Given that,No. of suspected…

Q: The monthly rents for five apartments advertised in a newspaper were $650, $650, $760, $1550, and…

A: mean  Median

Q: What is the weighted mean of the numbers 10%, 30%, 60%, 70, 86 and 94

A: The formula of weighted mean is given by…

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: Given that Number of sample =306 Number of captured=100 We have to find the proportion of people who…

Q: A student gets 9 out of 15 problems correct on a homework assignment. What percent of the assignment…

A: The objective of this question is to find out the percentage of the assignment that the student got…

Q: What is the median of these restaurant ratings? 1 1 2 2 4 4 5

A: Median is the middle value of the series. Median for the odd discrete series is given by-…

Q: Give the scores: 88, 64, 77, 94, 67, 59, 99, 87, 94, 71,75 Find the score at the 72nd percentile or…

A: Given data is88,64,77,94,67,59,99,87,94,71,75sample size(n)=11

Q: Keiko asked 15 students how many courses they have taken so far at her college. Here is the list of…

A:

Q: It is known that, in a small town, 0.22 percent people are allergic to pollen and 0.2 percent people…

A:

Q: You did a survey of students on campus to see if they used the light rail or not. 41 student said…

A: percentage problem

Q: Compare the two grading systems below.  Round to the nearest hundredth. Grading System A Grading…

A: Given : Convert percentage data in decimal we get :

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: Given  thatTotal sample size(n)=871number of people caught =243

Q: In Music, Linda scored 70%, and her score was at the 85th percentile.  In Art, Linda scored 95%,…

A: It is given that the stated person's scores (in percentage) in Music and Art are 70% and 95%…

Q: Explain the sample mean of the difference scores varies.

A:

Q: student wants to know his average homework grade for the first half of his math class. There were 7…

A: Given data, 100,90,95,89,92,85,95 What is the population mean of his homework grades?

Q: A recent year was randomly picked from 1985 to the present. In that year, there were 2,052 Hispanic…

A: Public university:Sample size Number of Hispanic students Community college:Sample size Number of…

Q: A survey was conducted by a website on which online music channels subscribers use on a regular…

A: 11 listened to rap, heavy metal, and alternative rock. 18 listened to rap and heavy metal. 20…

Q: Why is it important to compare percentages instead of counts?

A: Percentages and Counts.

Q: A study of 552 first-year college students asked about their preferences for online resources. One…

A: Introduction: It is required to choose the correct options.

Q: Forty percent of players scored 8 points or Sixty percent of players scored 8 points or more - less…

A: Given that,The 40th percentile for points scored per player in a game is 8.That is,P40 = 8

Q: a researcher wants to find the proportion.  what size sample should be obtained in order to be 90%…

A: We have given that,  Confidence interval = 90% and Margin of error (E) = 3% = 0.03 Then,  We will…

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: From the given Information ,Sample size , n = 1453number of criminals captured , X = 392We have to…

Q: In 2016 the Better Business Bureau settled 84% of complaints they received in the United States.…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…