Probability of Rain and Events

Probability of Rain and Events

Assessment

Interactive Video

Mathematics, Science

7th - 10th Grade

Practice Problem

Hard

Created by

Liam Anderson

FREE Resource

The video tutorial explains how to calculate probabilities as percentages, focusing on two scenarios: the probability of two consecutive rainy days and the probability of two consecutive no rain days. It emphasizes the concept of independent events and demonstrates the calculation process, including converting decimals to percentages and rounding to the nearest tenth of a percent.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial probability of rain on a single day as mentioned in the video?

60%

30%

45%

50%

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How are independent events defined in the context of this probability problem?

Events that affect each other

Events that do not affect each other

Events that are mutually exclusive

Events that occur simultaneously

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula used to calculate the probability of two independent events occurring consecutively?

Probability of A + Probability of B

Probability of A / Probability of B

Probability of A - Probability of B

Probability of A * Probability of B

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the decimal representation of a 45% probability?

0.45

0.55

0.25

0.35

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After calculating the probability of two rainy days, what is the percentage before rounding?

15.25%

25.25%

30.25%

20.25%

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the rounded probability of two rainy days in a row?

20.3%

20.2%

20.5%

20.0%

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the probability of no rain on a single day?

75%

65%

55%

45%

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