AQR S1 RV no seq

Front

What is the aspect ratio of a film that is 18 feet wide and 10 feet high?

Back

1.8:1

Front

If you flip a coin three times, what is the probability of landing on heads all three times?

Back

1/8

Front

What does the exponent 'x' represent in an exponential function?

Back

Time, usually in years

Front

A student scored 70% on a test and answered 9 questions incorrectly. How many questions were on the test?

Back

30 questions

Front

Determine the dimensions of a 35 inch wide screen (16:9) TV screen.

Back

30.5 x 17.15

Front

Define aspect ratio in the context of film and video.

Back

Aspect ratio is the ratio of the width to the height of an image or screen.

Front

Explain how to calculate the probability of multiple independent events occurring.

Back

Multiply the probabilities of each individual event.

Front

What is the formula for calculating the total amount in an exponential growth scenario?

Back

A = P(1 + r)^t, where A is the total amount, P is the initial amount, r is the rate, and t is time.

Front

How do you find the total number of questions on a test if you know the percentage correct and the number incorrect?

Back

Let x be the total questions. If 70% are correct, then 30% are incorrect. Set up the equation: 0.3x = number of incorrect answers.

Front

What is the significance of the 16:9 aspect ratio in modern media?

Back

It is the standard aspect ratio for high-definition television and widescreen video.