SG chevron_right Primary 1 chevron_right Measurement

test

SG chevron_right Secondary 2 chevron_right Statistics and Probability

The marks on a recent test are normally distributed, with a mean of 72 and standard deviation of 6.&nbsp;<div>Determine the marks that are each distance away from the mean:</div><div>&nbsp;i) 1 standard deviation ii) 2 standard deviations 3) standard deviations</div>

SG chevron_right Primary 1 chevron_right Number and Algebra

SG chevron_right Primary 1 chevron_right Number and Algebra

Can someone help me with Question 2b? 😭

SG chevron_right Primary 4 chevron_right Number and Algebra