57. Karen wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 78 cookies and finds that the number of chocolate

Q: (a) What was the highest number of hours worked in the 30s? (b) What was the least number of hours…

A:

Q: At Jeffrey's Swimwear, 50% of the 18 swimsuit styles are bikinis. How many bikini styles are there?…

A: Given  n=18, p=50%=0.50 Number of bikini=np

Q: Yellowstone Middle School has 900 students. Teresa surveys a random sample of 24 students and finds…

A: Yellowstone Middle School has 900 students. Teresa surveys a random sample of 24 students and finds…

Q: 4.72b: What is the requested score?

A: From the question 4.70,the score of mean is 513 and standard deviation 130 and the scores are…

Q: í 600 people sampled, 348 had kids.

A: Given that  Sample size (n) = 600 Had kids (X) = 348   We know that  Best point estimate (p)= xn…

Q: A survey shows that 3/5 Australian adults are overweight and 1/10 Australian adults are obese. What…

A:

Q: A pollster wishes to estimate the proportion of United States voters who favor capital punishment.…

A:

Q: Given: 4 = 43,0 3. What is the raw score when:

A: Let X be the raw score from normal distribution with mean (μ) = 45 and standard deviation      (σ) =…

Q: The United States Environmental Protection Agency6 reports that in 2006, each American generated 4.6…

A: Please find the explanation below. Thank you

Q: Mary Ann, Hazel, and Analyn want to kow what numbers can be assigned for the frequency of heads that…

A: Each coin has two faces, "Head (H)" and "Tail (T)". The number of possible outcomes for tossing 3…

Q: Eighty students in a school cafeteria were asked if they favored a ban on smoki the cafeteria. The…

A: Given Data, CLASS FAVOR OPPOSE NO OPINION TOTAL FRESHMAN 15 27 8 50 SOPHOMORE 23 5 2 30…

Q: Que. How many 5-man squads could be chosen from a company of 20 men?

A: No. of ways of choosing 5 - man squads out of 20 men = C520…

Q: In a business survey for the Best Purchase Company Joey found from collecting data on 100 households…

A: Solution

Q: 60% of 6,000,000?

A: We find 60% of 6,000,000?

Q: The state transportation commission counted cars traveling east and west across a toll bridge. The…

A:

Q: 3) How many people would you need to poll to get a margin of error of ±2.3%?

A: Let's assume number of people to 1000. Then the margin error of ±2.3%.

Q: What is the average of 47, 38, 56, and 43? O 47 O 184 O 46 O 44

A: Given Data: Given Numbers: 47, 38, 56, 43 There are four numbers given. So, n=4 The average of the…

Q: James wants to determine what colour people want for the new Tesla car being released. The…

A: Given information: The age groups are 18 – 25 years, 25 – 45 years and 45 – 70 years. The total…

Q: M= 90 SD= 7.8 What raw score is needed to be in the top 8%?

A: *Mean μ=90SD σ=7.8Top 8%⇒P(X>x)=0.08⇒P(X≤x)=092Corresponding  z-score is obtained as

Q: 3) Find the number of multiples of 9 between 41 and 400..

A: Given:        Multiples of 9 between 41 and 400=45,54,63,...396 Here a=45,d=9,I=396 we know that…

Q: 4- The number of element in the sample space when you flip 3 coins together c) 6 d) 12

A: We can solve this as follows:

Q: 60% of Ms. Howard's class ordered a hot lunch from the cafeteria. If 15 students ordered a hot…

A: Que Ans: Given          60% of Ms. Howards class ordered hot lunch,         15 students ordered hot…

Q: In a recent survey, 52 said they had a dog, 64 said they had a cat and 25 both pets. How many…

A:

Q: (490, 510)? ne sample mean.

A: Given Data Population Mean,μ = 500.0 Population Standard Deviation,σ = 80.0 sample…

Q: How many elements or sample points are there if you flip a coin 5 times? Answer is Blank 1

A: How many elements or sample points are there if you flip a coin 5 times

Q: Inspection of 357 printed circuit boards found 23 defects that needed to be repaired. How many of…

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

Q: 4. Mrs. Jones' class has 27 students. To the nearest ten, how many students are in Mrs. Jones'…

A: See attached file for a step by step explanation.

Q: 3. You have $85 and want to know how many Cordobas you can get. Your

A:

Q: 13. A chef ordered 229 eggs. To the nearest ten, how many eggs did the chef order'

A: “Since you have posted multiple questions, we will solve first question for you. To get remaining…

Q: A plant manager wants to see if there are different proportions of defective items among the four…

A: A plant manager wants to see if there are different proportions of defective items among the four…

Q: How many wolves were there in 1980?

A: The given graph is

Q: 19. Find the measure of LAOC. MLAOC =

A: Consider the following diagram: Consider the following angles: ∠AOC=x+6°∠BOC=3x-30°

Q: A box of gumdrops was foun drawing a(n) lemon gumdrop? Type Number Lemon 3 Orange 3 Cherry 3 Grape…

A: Probability  =  no. Of favourableCases/total no of cases

Q: In a survey of 1110 investors, it was determined that 670 invested in stocks, 625 in bonds and 320…

A: Given: In a survey of 1110 investors, it was determined that 670 invested in stocks 625 in bonds and…

Q: 2. The weights, in grams, of seven sweet potatoes are 260, 225, 205, 240, 232, 205, 214. What is the…

A:

Q: Edison Middle School has 600 students: 200 in grade 6, 200 in grade 7, and 200 in grade 8. The…

A: According to given, Option A- not valid  Option B- not valid

Q: In how many ways can 8 persons be seated around a table with 8 chairs if two individuals wanted to…

A:

Q: A quality-control inspector examined 260 calculators and found 9 of them to be defective. At this…

A:

Q: Suppose you put 10 red cubes, 10 yellow cubes, and 10 blue cubes in a bag. You pick a cube 12 times.…

A: The bag contains 10 red cubes, 10 yellow cubes, and 10 blue cubes. Thus, there are 30 cubes in the…

Q: In a survey of 106 pet owners, 52 said they own a dog, and 17 said they own a cat. 5 said they own…

A: Given information: Total number of pet owners included in the survey, N = 106 Number of pet owners…

Q: A survey was conducted on a group of 190 students.

A: Given, a survey was conducted on a group of 190 students. 10 students are taking electrical,…

Q: what many students had 8 pair of shoes?

A: Find out the number of students having 8 pairs of shoes

Q: A sub sandwich shop offers 22 toppings to choose from. How many ways could a person choose a…

A:

Q: george wants  to reserach how many people cheat on their  yearly taxes . He  asks 10 people at his…

A: Answer: Yes, it is a bad sampling strategy.

Q: A programmer is planning to develop a new sohasem system in planning the operating system he will…

A: Given data: Confidence level = 99% Margin of error = 3 % = 0.03 To find the  required sample size.

Q: 11) Is the amount of food waste per household in the neighborhoods targeted by the campaign lower,…

A: 11) Let μd denotes the population mean difference between amount of food waste per household in the…

Q: How many selected cities have values under 11,508,260? (Compare answer to the table.)

A: From graph as well as from table we see that total 8 cities have values (population) under 11508260.

Q: What is the average of 12.5, 19.5, 22.5, and 33.5?

A:

Q: 1. The United States Environmental Protection Agency6 reports that in 2006, each American generated…

A: A) No it doesn't mean every American produces the same amount of garbage, the statement means that…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.