Please help me anyone 1. The butterfly bush Buddleia davidii is a common garden shrub visited frequently by butterflies collecting nectar. In one period of observation, 46 visits were recorded to a bush which had purple flowers. In the same time there were 28 visits to a bush with white flowers.

The observer wondered if this was a significant difference.

(a) state a null hypothesis for this observation (b) Choose an appropriate statistical to analyse this data and interpret your result.

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

What is a sex-linked genetic disorder that disrupts the blood's ability to clot? a.achondroplasia b.huntington's disease c.hemophilia d.albinism

Achild is suffering from fever but the doctor cannot immediately pinpoint the alignment on the basis of this one symptom explain why also mention other two such general symptoms