3) 46 is 31% of what?

Q: in the U.S, 37% of households have dogs, 30% of households have cats, and 7% of households have both…

A: Addition rule of probability:Addition rule of probability indicates the happening either of the…

Q: 4. If the sale of ice cream and pizza are independent, then as ice cream sales decrease by 60…

A: Given that  The sale of ice cream and Pizza are independent . The ice cream sales decrease by 60%…

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

A:

Q: (a) What percent of the scores are less than 19? (b) Out of 1500 randomly selected scores, about how…

A: mu = 19.9 s = 5.1

Q: 5. In a shipment of 750 computers, 75 were found to be defective. What percent of the shipment of…

A:

Q: 1. A local news report claims that 40% of the vehicles on the freeways are vans or SUV's. You go to…

A:

Q: 13. Market research statistics show that 39% of U.S. households own dogs, 34% own cats and 23% own…

A:

Q: 13. Andi wants to know if there is a difference in income if he is studying and not attending…

A: Calculate the Sample means and Standard deviations for two groups

Q: (1) what percent of 100 is 10? (2) what percent of 10 is 100?

A: We have to assume the answer first.

Q: One month is what percentage of a year, given that there are 7 days in a week, 4 weeks in a months…

A: One month is what percentage of a year,  given that there are 7 days in a week, 4 weeks in a months…

Q: (b) What is the proportion of wolves that are female but do not hunt in medium-sized packs o are not…

A: Hi, the question have the multiple sub-parts and as per the guidelines I am obliged to answer first…

Q: A survey of 150 people revealed that 115 people like ketchup on their hot dogs, 85 people like…

A: Concept of General Addition Rule: For any two events A and B the General Addition Rule state that:

Q: 1) what proportion of students scored above student 33 on homework 3? 2) what proportion of students…

A: Given:   Student ID HW 1 HW 2 HW 3 1 98 93 99 2 81 80 64 3 66 91 75.5 4 84 94 80 5 65…

Q: 7.) How much does the Over the Rainbow Bakery sell 18 cupcakes for? 8.) What is the proportion of…

A: Ingredients For 4 dozen for 225 cupcakes cake ingredients     Shifted flour 6…

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

A:

Q: If N= 36,500 and n = 387, what is the proportion?

A: Proportion is defined as the ratio of two similar quantities. Here, the proportion is defined as the…

Q: A recent study of young executives showed that 30 percent run, 20 percent bike and 12 percent do…

A: Note: Hi there! Thank you for posting the questions. As there are several independent questions,…

Q: 4. A farmer estimated that there were 25 gallons of water left in a tank. If this is an…

A:

Q: A survey reported that 10% of 1800 employees favored a new insurance program. How many employees…

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Q: What proportion of Canadians spend between 8 and 16 hours watching Netflix per month? What…

A: Solution

Q: percent of the families in the city had incomes between $18,000 and $25,000? 3 % per $1,000 1 15 25…

A: 1) Given that - a = 15000 and b = 25000

Q: A long distance race begins with 28 runners from Team A and 28 runners from Team B. 4 runners from…

A: We have to solve given Questions.

Q: In a recent survey of 180 people who drink coffee or tea, it was found that 137 drink coffee and 74…

A:

Q: 4. Ms. Ellis expected 50 families to attend parent-teacher conferences, but 60 families attended.…

A: To calculate the percentage error

Q: 7. What proportion of time was spent eating and drinking?

A: Given Data is : Sleeping = 8.6 At school = 6.3 Socializing, Relaxing = 3.6 Other = 1.6 Travelling /…

Q: 5) At Bill's community college, 41.7% of students are Caucasian and 2.7% of students are Caucasian…

A: Given that 41.7% of students are Caucasian and 2.7% of the students are Caucasian math majors.…

Q: Out of 1000 people surveyed, 850 said they like chocolate.  What proportion of people surveyed said…

A: Given: The total number of people surveyed is 1000 850 people said they like chocolate We have to…

Q: 4.70a: What is the requested percentage?

A: In this question, we have given the data for the normal distribution mean =513 S.D.=130 (a) x>600…

Q: 4. A survey shows 47% of movie goers are males. A test is conducted to see if the proportion is…

A: Solution : Null Hypothesis : The hypothesis to be tested is is called as null hypothesis. Generally…

Q: 7. What percentage suffered for fewer than 61 hours?

A: Given that.   X~N( μ , ?^2 )   μ=83     , ?=20   Z-score =( x - μ )/?

Q: 64% of students entering four-year colleges receive a degree within six years. Is this percent…

A: We have find hypothesis..

Q: you say about P(B)?

A:

Q: 2: The median age of the children is: 29 30.5 28.5 28

A: Given ages are, 36,42,18,32,22,22,25,29,30,31,19,24,35,29,26,36,24,28   Sort the data in Ascending…

Q: In the upcoming election for governor, the most recent poll, based on 900 respondents, predicts that…

A: From the given information, In the upcoming election for governor, the most recent poll, based on…

Q: If the proportion of Heads is .25 out of 200 flips, what is the p-value? Round to three places.

A: Given : The proportion of Heads is .25 out of 200 flips.

Q: A basketball player amkes 8 of 22 shots in game 1, 6 of 15 shots in game 2, and 10 of 23 shots in…

A: Given that, A basketball player Amkes 8 of 22 shots in game 1, 6 of 15 shots in game 2, and 10 of 23…

Q: If the proportion of Hs is .45 out of 200 flips, what is the p-value?

A: Solution-: Given : We find p-value=?

Q: what is 3 out of 10

A: Given,           3 out of 10.

Q: b. In a Pew Research Center poll on driving, 58% of the 1182 respondents said that they like to…

A: Step 1. (b) Total number of respondents is study =1182.

Q: Assume that 30% of city employees in Carson City ride the bus to work. Answer the following…

A:

Q: Among survey respondents who thought the economy was getting better, what fraction were Republicans?…

A: Instruction : "I only need help with the last 2 please" Given : Total respondents  =651

Q: Suppose that the result of a public opinion poll shows that just 10% of people would be willing to…

A:

Q: Determine whether or not proportions of voters favoring the democrat candidate were the same in both…

A: Given  p1=populaion proportion of voters favoring democrat candidate in Alabamap2=population…

Q: If the proportion of Hs is .45 out of 50 flips, what is the p-value? Round to three places.

A: We have given that Sample proportion =0.45 Sample size (n)=50 flips  Population proportion p=0.5…

Q: In a group of 50 children, 11 cannot swim. What percentage can swim?

A: Givenno.of children in a group=50no.of children cannot swim=11

Q: If the proportion of Hs is .25 out of 200 flips, what is the p-value? Round

A: Here proportion of head in fair coin should be 0.5 So take hypothesis with proportion p is 0.5 or…

Q: 72% of Americans said that they plan to travel in 2021, and 9% of those who plan to travelintend to…

A: For example we take 100 Americans 72% of Americans said that they planned to travel in 2021, 72% =…

Q: C1. A computer spam filter is 98% effective at sending spam emails to my junk folder, but will also…

A: Solution

Q: D. 60 percent of all children spend at least how many hours per day unsupervised? hours.

A: Given that  X ~ N ( μ =  3 , σ = 1.5 ) μ = 3  , σ= 1.5 Formula for Z-score Z = ( X - μ ) / σ