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Statistics, Data, Analysis, Probability
More SDAP!
SDAP 101
Algebra & Functions 2.2
A & F
100
Kimberly wants to conduct a survey to see which is the favorite cafeteria lunch item at her school. Which of the following methods is the best way to choose a random sample of the students at her school? a) asking all 6th grade girls b) selecting students who bring their lunches c) selecting 100 students who enter school in the morning d) selecting 10 students from her science class.
What is C ?
100
A car rental company has 4 black cars, 8 white cars, 7 blue cars, 6 silver cars. If a customer selects a car at random, what is the probability a blue car will be selected?
What is .28 ? hint: 7 blue/25 total top number falls in the house, figure out using division!
100
Mrs. Kotani would like to find out the favorite movie of the year for all 6th grade students at Hazard. What method will give her the best results and what type of sample is this? a) asking all the teachers b) surveying the parents at Hazard and Rosita c) selecting 25 names from a box containing all 6th grade students at Hazard
What is C? Because this is a random sample and all the 6th grade students can get selected.
100
A washing machine holds 40 gallons of water. What is the flow rate, in gallons per second, that will fill the washer in 10 seconds?
What is 4 gallons per second?
100
What value of m makes m/-12 = -4 true?
What is m = 48?
200
Ms. Gonzales is planning a field trip for her 6th grade math class. The class can go on Monday, Wednesday, Friday at 9 am, 10:30 am, 12:30 pm. How many choices do they have to go on the fieldtrip?
What is 9?
200
A game spinner is divided into 8 equal sections. Of the sections, 3 are colored green, 2 are yellow, and 3 are red. What is the probability of spinning yellow? (fraction)
What is 1/4?
200
A bag contains 12 marbles: 5 green, 2 red, 3 blue, 2 white. What is the probability of randomly choosing a blue marble? Answer must be shown as a fraction, decimal, percent.
What is 1/4, 0.25, 25% ?
200
Andy can read 2 pages every 12 minutes. At that rate, how many pages can he read in a half an hour?
What is 5 pages?
200
Evaluate -3x + 8 when x = -2
What is 14?
300
A number cube is labeled 1, 2, 3, 4, 5 and 6. If Steven rolls the cub, what is the probability he will roll a multiple of 2? (answer in percent)
What is 50% ?
300
If Adam has four shirts, three ties, four pants, and two belts, how many possible outfit combinations does he have wearing one of each at the same time?
What is 96?
300
Mia wants to buy an ice cream. She can have vanilla, mango, and chocolate. She can get nuts, whipped cream, hot fudge, sprinkles, or marshmallows. How many different combinations can be made using one flavor and one topping?
What is 15?
300
On a map of California, the scale used is 1 centimeter equals 15 actual miles. If your path is 7 centimeters on the map, how many actual miles does this represent?
What is 105 miles?
300
Cynthia's paycheck was $330 for 40 hours of work. How much money does she get paid per hour?
What is $8.25?
400
Jack can choose one person from each list to go with him to the Vans skate park. List 1: Angie and Eric List 2: Heidi, Paul, Donny. List all the possible choices.
What is (Angie, Heidi), (Eric, Heidi), (Angie Paul), (Angie Donny), (Eric, Paul), (Eric, Donny) ?
400
Pete's Bicycle Shop wants to determine when customers will purchase their next new bike. The shop owner randomly surveys a customer, then every 10th customer after. What is this type of sample?
What is systematic sample?
400
Mrs. Allen wants to know what percentage of students play sports in school. Which of the following methods is the best way for her to choose a random sample of the students at school? a) survey 100 students entering the school b) stand by the gym and survey people coming in and out c) selecting girls trying out for the soccer team *** Don't forget to tell why this is your answer! ***
What is a: because all students have a chance of being selected!
400
The resting heart rate of an athlete is 32 beats per minute. During each minute she exercises, her heart rate increases by 3 beats per minute. At this rate, how long will it take her to reach 59 beats per minute?
What is 9 minutes?
400
How many inches are there in 3 1/2 yards? (hint: 12 inches= 1 foot, 3 feet= 1 yard)
What is 126 inches?
500
Catalina's cafe offers 8 different types of sandwiches, 3 different types of soups, 4 different desserts. How many different lunch combinations can be made with one sandwich, one soup, and one dessert?
What is 96? Multiply 8 X 3 X 4= 96
500
There are 16 muffins on a tray. Four are blueberry, two are bran, six are cinnamon, and four are banana. What is the probability of NOT choosing a cinnamon muffin?
What is 5/8 ?
500
Mrs. Acquarelli has a jar with six different colors of jellybeans thorougly mixed. She wants to take a sample of the jellybeans to estimate which color is most represented in the jar. Which of the following is the best way to select the sample? a) taking jelly beans out until she has one of every color b) taking one jelly bean from the jar c) taking six jellybeans of each color d) taking forty jellybeans from the jar without looking.
What is D ?
500
Dan's Donuts charges $0.09 for plain donuts and $0.27 for fancy donuts. Write an expression that gives the total cost in dollars of p plain donuts and f fancy donuts. (hint: p= plain, f= fancy)
What is 0.09p + 0.27f ?
500
Jason's motorcycle gets 46 miles per gallon of gasoline. How many gallons of gasoline would his motorcycle need to travel 322 miles?
What is 7 gallons?