Statistics Topics

Paolo s Pizzeria offers 4 types of crust 6 toppings and 7 kinds of cheese for the mega calzone How many different mega calzones can be made if a mega calzone contains 3 different toppings and 2 different cheeses

Question 17 of 31 graph to the right shows the annual number of fatalities in thousands listed on the horizontal and vertical es in the figure

A group fitness gym classifies its fitness class attendees by class type and member status The marketing team has gathered data from a random month in which there were 2020 class attendees The data is summarized in the table below Class Type and Member Status of Class Attendees Member 96 207 234 165 225 Class Type Barre Boot Camp Boxing Spinning Yoga Non Member 240 159 170 266 258

e correct answer below Question e whether the following statement is true or false ble blind experiment is used to increase the plac

Question 29 of 31 1 002 adults in a country were asked whether they favor or oppose t mbryos Among the respondents 48 said that they were in favor the population in the given problem Choose the correct answer belo 48 of the 1 002 adults selected The 1 002 adults selected

tify the sample used in the study the correct answer below Question 30 of 31 ent study on the effects of sleep and test results volunteers took a m s correctly on the math test than were sleep deprived volunteers C

Question 26 of 31 ey numbers for players on a soccer team are listed below 11 56 6 23 3 20 35 27 2 29 5 13 the level of measurement of the data set Explain your reasoning

K of measu Select all the levels of mea A Interval B Ordinal C Nominal D Ratio

When ordering his new office equipment Joe must choose one of 7 monitors one of 5 printers and one of 6 desk chair styles Joe likes 3 of the monitors 4 of the printers and 4 of the desk chairs If Joe s boss randomly chooses his equipment for him what is the probability that Joe will like all the boss s choices Enter a fraction on round your answer to 4 decimal places if necessary

The citizens of the fictional island nation of Fitland are very healthy and happy They eat a mostly vegan diet and commute to work on bikes Their culture emphasizes living in harmony with the sun so they maintain healthy circadian rhythms For example they always turn off their phones by 9pm and they only drink water after sunset You are a medical anthropologist at the University of Fitland who wants to understand the Fitland lifestyle So far you have found the following information You can apply the 68 95 99 7 Rule to this information to answer the questions below Assume each of these variables is normally distributed The mean body mass index BMI for Fitlanders is 20 kg m2 with a standard deviation of 2 kg m2 The median daily screen time for Fitlanders including phones TVs and computer screens is 84 minutes with a standard deviation of 18 minutes About 68 of Fitland s citizens have commute times between 21 and 45 minutes Half of Fitland s citizens commute to work in 33 minutes or less Your colleagues back in America are interested in comparing the eating habits of the thinnest and heaviest Fitlanders What percentage of Fitlanders have a BMI less than 18 or greater than 22 Very few people in Fitland spend more than an hour per day commuting to work What

Que e whether the statement is true or false If es of calculations can be performed with da

the data set s level of measurement ual salaries for all teachers in a particula ratio interval ordinal nominal

ages of students in a statistic class O A ordinal OB interval O C ratio OD nominal

and N Choose the correct answer below Question 23 Determine whether the underlined numerical value is a parame In a poll of a sample of 12 000 adults in a certain city 12 sai O A Parameter because the data set of all adults in a city is OB Statistic because the data set of all adults in a city is a OC Statistic because the data set of all adults in a city is a

A card is drawn from a standard deck of 52 playing cards What is the probability that the card will be a diamond and not a face card Express your answer as a fraction or a decimal number rounded to four decimal places 4

e whether the study depicts an obse her obtained a random sample of 1