IB Math SL Review: Week 1

Front

What is the value of q if the options are 0.3, 0.4, 0.7, 1?

Back

0.3

Front

What is the value of p if the options are 0.1, 0.2, 0.4, 0.5?

Back

0.2

Front

How many significant figures does the value 0.00908 have?

Back

3

Front

How many significant figures are in the number 3.0?

Back

2

Front

What is the median of the tomato sales if the options are 40 kg, 45 kg, 42 kg, 41 kg?

Back

42 kg

Front

Define significant figures in a number.

Back

Significant figures are the digits in a number that contribute to its precision, including all non-zero digits, any zeros between significant digits, and trailing zeros in the decimal part.

Front

What is the formula for finding the median in a data set?

Back

Arrange the numbers in order and find the middle value. If there is an even number of observations, average the two middle values.

Front

Explain the difference between precision and accuracy in measurements.

Back

Precision refers to how close measurements are to each other, while accuracy refers to how close a measurement is to the true value.

Front

What is the range of a data set?

Back

The range is the difference between the highest and lowest values in the data set.

Front

How do you calculate the mean of a data set?

Back

Add all the values together and divide by the number of values.