- How many students are playing football? . Which sports obtained the highest number of students playing?

Q: (a) What percentage of people has an IQ score between 70 and 130? (b) What percentage of people has…

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

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Q: 3. The front row of a movie theatre has 23 seats. If you were asked to sit in the seat that occupied…

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Q: Who got the last ranking among them? O John O Jack O James O Jane

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Q: 2. To score at least 60%, a student has 90 ways to answer a 5-item multiple- choice quiz, each…

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Q: How many people at the clinic have blood type AB? Which blood type does the least number of people…

A: A survey is a method of collecting data from the respondents to collect information for the…

Q: The Pick 3 lottery game in Ohio consists of choosing 3 digits. How many possible outcomes are there…

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

A: Solution

Q: A boxplot for a set of 32 scores is given below. How many scores are represented in the blue…

A: Given:

Q: (a) What percentage of people has an IQ score between 90 and 110? (b) What percentage of people has…

A: Given that  Mean = 100 and  SD = 10

Q: 40. Of 1,000 people consulted, 811 liked chocolates, 752 liked toffees and 418 nd

A: Given problem Given that   Method 1 :

Q: requires

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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: A 20-minute consumer survey mailed to 500 adults aged 25-34 included a $5 Starbucks gift…

A: Given: Total adults = 500 A 20-minute consumer survey mailed to 500 adults aged 25-34 included a $5…

Q: in a math test , 368 students from a scool took a  test , the scores   are 5,10,18,26 and 31 . find…

A: First calculate mean and standard deviation of the sample scores .  The sample size is n=5. The…

Q: A survey was given to 90 high school students. They were asked if they preferred fiction or…

A: so, let no. if outdoor Non-fiction be "x" total indoor + total outdoor =9050+ (30+ x )=9080+x=90x=10…

Q: A boxplot for a set of 40 scores is given below. How many scores are represented in the blue section…

A: How many scores are represented in the blue section of the boxplot total scores are 40

Q: b. How many subjects did not use marijuana? A total of | subjects did not use marijuana.

A: b. From the information, the data in table format is,   Positive Negative Total Using Marijuana…

Q: Only 43% of registered voters voted in the last election. Will voter participation be even lower for…

A: We have find hypothesis..

Q: - In a survey of 500 students of a college, it liked watching hockey and 62% liked watc

A: Given, in a survey of 500 students of a college, it was found that 49% liked watching football, 53%…

Q: to determine voters' feelings regarding an issue, a candidate asks a sample of people to pick 4…

A: Given:-           The number of 4 different word grouping is possible if the candidate raise a…

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: a study with 5 groups, 6 samples each group, what are the degrees of freedom for the total, group,…

A: Given: Number of groups (k) = 5 Number of samples each group (n)=6

Q: How many participants had anxiety but not nausea? I participants How many participants had anxiety…

A: It is given that there are 161 participants. It is also given that 84 had anxiety, 67 had nausea and…

Q: A boxplot for a set of 44 scores is given below. How many scores are represented in the blue…

A: Give that -  A boxplot for a set of 44 scores is given below.

Q: 5. A pharmaceutical researcher needs 7 people to test the effectiveness of an experimental drug. If…

A: we have to select people therefore we will use combination nCr=n!/r!(n-r)!

Q: We take a coin and flip it 10, 000, 000 times. We notice that 6, 010, 375 times it landed on heads.…

A: The coin is flipped 10,000,000 times and it lands on head 6,010,375 times.

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: 3+1. Find the total number of sample space. 2202. How many students have Facebook and twitter…

A: # we are entitled to solve three subparts at a time , please resubmit the other parts if you wish to…

Q: An experiment involves tossing three fair coins. How many elements are there in the domain?

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Q: How many levels were used in the experiment?

A: Given information: Variable of interest=Effect of C2F6 flow rate on the uniformity of the etch on a…

Q: The sample space for tossing 4 coins consists of how many outcomes? 16 O 32 O 8. 64 O

A: tossing 1 coin has sample space: {H, T} = 2 tossing 2 coin has sample space: {HH, HT, TH, TT} = 4…

Q: In a study of children, a total of 1,560 children were examined. Of these, 1,018 had rickets. Of the…

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Q: Only 45% of registered voters voted in the last election. Will voter participation be even lower for…

A: Given Only 45% of registered voters voted in the last election. Will voter participation be even…

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

A:

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: 4) In Toronto, Canada, 55% of people pass the drivers' road test. Suppose that 100 people take the…

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Q: Cell Phone Claim: Fewer than 95% of adults have a cell phone. In a Marist poll of 1128 adults, 87%…

A: The hypotheses are given below: Null hypothesis: H0:p=0.95. Alternative hypothesis: H1:p<0.95.…

Q: Canvas generates a random exam by picking 7 questions from a bank of 10 questions. How many…

A: Here 10 Questions  We have to Pick 7 of them for exam

Q: (a) How many of the students in the sample got an A? How many got a D? The number of students who…

A: Given: Sample data: Grade frequency A 8 B 26 C 31 D 24 F 41

Q: A researcher wanted to test eight specific drugs and he had enough animals to test five drugs. How…

A: Given that a researcher wanted to test eight specific drugs and he had enough animals to test five…

Q: Anews service conducted a survey of 1049 adults ages 18 years or older in a certain country. August…

A: Given, The results of a survey, On the basis of the results, we need to say the research objective,…

Q: Canvas generates a random exam by picking 6 questions from a bank of 9 questions. How many different…

A: Given : Question bank contain 9 questions .  n = 9 Picking 6 question from question bank for…

Q: At a football game, 40 fans were randomly surveyed. Of the sampled fans, 6 named Daren as the best…

A: given out of 40 fans, 6 fans  named Daren as the best player to find from 12000 fans how many say…

Q: A staff member from Student Services conducts a survey of students at the Highland campus and…

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Q: Researchers estimated that a wooded area is home to 350 blue jays. In their second sample they…

A: topic - ratio and percentage

Q: 2. A survey of 100 students revealed that 82 were in Math and 65 were in English. How many students…

A: A survey of 100 students revealed that 82 were in Math 65 were in English.   We have to find how…