Question

# Jeremy scored 70, 80, 70, 90, 80, 100, 70 in his last seven math exams. The average score is _________.

- 80
- 70
- 30
- 90

## The correct answer is: 80

### The average no. =

Correct choice is 1 .

### Related Questions to study

### In a lottery, there are 15 prizes and 30 blanks. A lottery is drawn at random. The probability of a getting a prize is________.

### In a lottery, there are 15 prizes and 30 blanks. A lottery is drawn at random. The probability of a getting a prize is________.

### Probability cannot be ____.

### Probability cannot be ____.

### The stem in number 43 is________.

### The stem in number 43 is________.

### The probability of an impossible event is________.

### The probability of an impossible event is________.

### If an ordinary die is thrown, the chance of getting 6 is________.

### If an ordinary die is thrown, the chance of getting 6 is________.

### The range of 8, 9, 10, 11, 12, 13 is

### The range of 8, 9, 10, 11, 12, 13 is

### The mode of 1, 5, 6, 8, 9 is _____.

### The mode of 1, 5, 6, 8, 9 is _____.

### The median of the data 10, 39, 71, 42, 39, 76, 38, 25 is

### The median of the data 10, 39, 71, 42, 39, 76, 38, 25 is

### A group of customer service surveys was sent out at random. The scores were 90, 50, 70, 80, 60, 20, 90 and 20. The mean score is _______.

Mean of a data is the sum of all values divided by the total number of values, it is also called average.

### A group of customer service surveys was sent out at random. The scores were 90, 50, 70, 80, 60, 20, 90 and 20. The mean score is _______.

Mean of a data is the sum of all values divided by the total number of values, it is also called average.

### Certain event means there is a __ chance that an event will happen.

Probability of a sure event is 1 , for an impossible event it is 0 and for all other events its value lies between 0 and 1.

### Certain event means there is a __ chance that an event will happen.

Probability of a sure event is 1 , for an impossible event it is 0 and for all other events its value lies between 0 and 1.

### If a coin is tossed, then the probability of getting head is ______

Probability of a sure event is 1,for an impossible event it is 0 and for all other events its value lies between 0 and 1.

### If a coin is tossed, then the probability of getting head is ______

Probability of a sure event is 1,for an impossible event it is 0 and for all other events its value lies between 0 and 1.