Data Statistics

Find the median:

3, 5, 7, 4, 3, 1

• 3 and 4

• 3

• 3.5

• 4

Nadia is conducting an experiment where she repeatedly draws a marble from a bag without looking, records its color, and replaces it. She conducted 40 trials in the experiment, with the results shown below. If Nadia were to conduct the same experiment with 2,000 draws, approximately how many times could she expect to draw a yellow marble?

• 400

• 125

• 250

• 500

A collection of facts, such as numbers, words, measurements, and observations

• data

• categorical data

• numerical data

• trend

• central tendency

The table shows the results of a survey about favorite types of stores. Determine the relative frequency for each store.

• clothing: 38%

  electronics: 22%

  pet: 10%

  candy: 30%

• clothing: 19%

  electronics: 11%

  pet: 5%

  candy: 15%

• clothing: 50%

  electronics: 25%

  pet: 5%

  candy: 20%

• clothing: 35%

  electronics: 23%

  pet: 15%

  candy: 27%

Is the following question statistical or non- statistical?
How tall are the students in our class?

• Statistical

• Non-Statistical

Is the following question statistical or non-statistical?
You ask people in an airport, "How many states have you visited?"

• Statistical Question

• Non-Statistical question

How many students spent 7 hours doing homework that week?

• 1

• 3

• 5

• 6

How many students scored between 95 and 100?

• 6

• 7

• 9

• 14

Which interval shows the greatest number of pets?

• 15-19

• 0-4

• 5-9

• 10-14

How many students are between 48 and 51 inches tall?

• 14

• 8

• 2

• 0