> There are 60 students in J. H.5.1 Of this
number, one-third scored grade 1 in English,
four-fifth scored grade 1 in Mathematics. 3 of
the students could not score grade 1 in either
English or mathematics.
With the aid of a Venn diagram, find out how
many students scored grade 1 in both English
and Mathematics

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.

(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?