 # Weak positive correlation Weak negative correlation Strong positive correlation Strong negative correlation Q. Describe the correlation.

## Presentation on theme: "Weak positive correlation Weak negative correlation Strong positive correlation Strong negative correlation Q. Describe the correlation."— Presentation transcript:

Weak positive correlation Weak negative correlation Strong positive correlation Strong negative correlation Q. Describe the correlation

Describe the relationship Weak positive correlation No correlation Strong negative correlation Strong positive correlation Q. Describe the correlation

Describe the relationship Strong negative correlation Weak positive correlation No correlation Weak positive correlation Q. Describe the correlation

Strong negative correlatioin Strong positive correlationn No correlation Weak positive correlation Q. Describe the correlation

Q. What is the modal group? 10's 20's 30's 40's

Q. What is the median? 42.5 41.5 42 32

Q. What is the range? 50 -50 19 69

Q. How many times were between 105s and 110s? 3 6 2 30

Q. How many people are between 1.4m and 1.5m? 30 3 10 1

Q. How many people are between 1.2m and 1.4m? 20 10 2 5

Q. How many people are between 1.6m and 1.7m? 55 5 60 55

Q. What is the median? 60 35 50 75

Q. What is the range? 45 25 10 15

Q. What is the IQ range? 30 50 25 15

Q. Describe the distribution. Symmetrical Positive skew Negative skew No skew

Q. Describe the distribution. Symmetrical Positive skew Negative skew No skew

Q. Describe the distribution. Symmetrical Positive skew Negative skew No skew

Q. Describe the distribution. Symmetrical Positive skew Negative skew No skew

Q. What is the probability of picking two reds? 0.8 0.16 0.4 0.6

Q. What is the probability of picking a red and green? 0.24 1 0.48 0.36

Q. What is the probability of NOT picking two greens? 0.36 0.24 0.16 0.64

Q. Are these trials independent? Yes No 0.16 0.64

Q. How many students scored less than 80 marks? 80 40 10 110

Q. How many students scored more than 30 marks? 20 100 80 30

Q. Approximately, what is the median mark? 45 50 60 90

Q. Approximately, what is the IQ range? 50 35 22.5 120

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