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Futher Statistics 1 - Recap

Authored by Richard Lawton

Mathematics

11th - 12th Grade

CCSS covered

Used 7+ times

Futher Statistics 1 - Recap
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33 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The random variable, X has the binomial distribution X~B(9,0.25), find P(X=4)

0.1657

0.1168

0.2336

0.3504

Tags

CCSS.HSS.MD.A.2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The random variable Y has binomial distribution Y~B(10,0.4). Find P(3<Y<6)

0.6665

0.7779

0.4515

0.2508

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The probability Ali wins a chess game is 0.4. Given that he plays only 5 games a week, find the probability that in any week he wins at least 2 games.

0.6630

0.3370

0.9222

0.3456

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If X~Po(1.8), find P(2≤X≤4)

0.4285

0.7983

0.5008

0.7260

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Salmi expected to receive 4 emails in a week. Find the probability of receiving 8 emails for the next 2 weeks.

0.0511

0.0297

0.5470

0.1395

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

0.15625
0.96875
0.1875
0.8125

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is false about binomial probabilities?

Their distributions are approximately symmetric.
Trials must be fixed.
Events musts be independent.
The probability of success must be 0.50

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.3

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