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math • Problem-Solving and Data Analysis • One-variable data: Distributions and measures of center and spread • Easy

Problem-Solving and Data Analysis• One-variable data: Distributions and measures of center and spreadEasyMultiple Choice

The bar graph summarizes the charge, in kilowatt-hours kWh, a battery received each day for 15 days.

76543210Number of days089111623Charge (kWh)
  • The data for the 6 categories are as follows:
    • 0 kilowatt-hours: 6
    • 8 kilowatt-hours: 1
    • 9 kilowatt-hours: 2
    • 11 kilowatt-hours: 4
    • 16 kilowatt-hours: 1
    • 23 kilowatt-hours: 1

For how many of these 15 days did the battery receive a charge of 0 kWh?

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