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nbalepur
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MCQA_IWF

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A categorical value places an individual into a group. Which of the following is an example of that?
[ "Eye Color", "Height", "Age", "Shoe size" ]
A
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Please explain what are the conditions for inference about a Population mean based on the following choices?
[ "All of the answers are correct", "Normal- Has a normal distribution", "Independent- The population is larger than the sample", "Random -comes from a random sample size of n" ]
A
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How you should find the difference between two or more variables in the excel?
[ "After \"=\" I need to click on the located bar of one of the 2 variables and put \"-\" between them", "I calculate it myself, in my head and write down the answer right away", "I will look up the answer on the internet", "I will ask my classmate, or parent to help me with it." ]
A
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A sample size of 100 people at in office building said their drinking habits weekly on average is 10 a week, with the standard deviation of 2. Which of the following sets of hypotheses is most appropriate?
[ "H:u=10 H:u>10", "H:u=10 H:u<10", "H:u=10H:u=10", "H:u=100H:u=10" ]
A
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Which of the following statements is true about the probability of getting a Bingo?
[ "The probability of getting a Bingo is 98.59% after 60 calls", "The probability of getting a Bingo is 100% after 75 calls", "The probability of getting a Bingo is 2.29% after 20 calls", "The probability of getting a Bingo is 2.29% after 20 calls" ]
A
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What is the likelihood that it will rain today in Mountain View, CA?
[ "0.01", "0.3", "0.6", "0.99" ]
A
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When giving a child choices for food between a burger, chicken nuggets, or pizza, how likely is it that the child will choose pizza? Knowing that these foods are popular among children, the probability of a child choosing pizza is about 1/3 chance or 33%
[ "P(pizza) = .33", "P(pizza) = .3", "P(pizza) = 1", "P(pizza) = 0" ]
A
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what is the confidence interval of
[ "The sum of 4 + 6 is equal to 10", "The sum of 4 + 6 is equal to 11", "The sum of 4 + 6 is equal 9", "The sum of 4 + 6 is equal 8" ]
A
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A recent survey showed that 86% of college students have more than 3 drinks per week. Does 86% represents a population mean or proportion?
[ "Proportion", "Mean", "Both", "Neither" ]
A
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If I were to show the data of what is the frequency of hair style for 100 random people on the street, there are 5% known for one kind of hair style , what is the best graph that I could use?
[ "histograms", "timeplots", "stemplots", "bar chart" ]
A
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Sally decided to ask to create a study out of the 3,000 students at her school. She asked 400 people if they felt like gender discrimination was present on school grounds. 332 students said yes. What is the categorical variable.
[ "400", "3,000", "332", "60" ]
A
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What conclusion do we draw when the p-value is less than 0.05?
[ "We have enough evidence to reject the null hypothesis", "We do not have enough evidence to reject the null hypothesis", "We have enough evidence to reject the alternative hypothesis", "We do not have enough evidence to reject the alternative hypothesis" ]
A
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A teacher gives a quiz to their class and has an average grade of 10 points with a standard deviation of 2. What does a student need to have received on the quiz to be in the top 95% of the class score?
[ "6", "8", "12", "14" ]
A
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What is 1+4?
[ "4", "3", "2", "5" ]
A
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Which of the following is the correct formula for calculating z?
[ "z=(x-mu)/sigma", "z=(mu-x)/sigma", "z=(x-sigma)/mu", "z=(sigma-x)/mu" ]
A
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Which of the below is not effective in improving sucess in generalized tests?
[ "multitasking online for preparation", "using online tools to prepare", "taking additional help through workshops", "Study time" ]
A
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Besides Direct Control, choose another method commonly used to control for confounding effects:
[ "Random sampling", "Random assignment", "Using a large sample size", "Drawing the sample from a large population" ]
A
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