WordPress database error: [Duplicate entry '1088611' for key 'PRIMARY']
INSERT INTO wp1f_actionscheduler_actions ( `hook`, `status`, `scheduled_date_gmt`, `scheduled_date_local`, `schedule`, `group_id`, `priority`, `args` ) SELECT 'wp_mail_smtp_summary_report_email', 'pending', '2026-04-20 11:00:00', '2026-04-20 14:00:00', 'O:32:\"ActionScheduler_IntervalSchedule\":5:{s:22:\"\0*\0scheduled_timestamp\";i:1776682800;s:18:\"\0*\0first_timestamp\";i:1776682800;s:13:\"\0*\0recurrence\";i:604800;s:49:\"\0ActionScheduler_IntervalSchedule\0start_timestamp\";i:1776682800;s:53:\"\0ActionScheduler_IntervalSchedule\0interval_in_seconds\";i:604800;}', 13, 10, '[null]' FROM DUAL WHERE ( SELECT action_id FROM wp1f_actionscheduler_actions WHERE status IN ( 'pending', 'in-progress' ) AND hook = 'wp_mail_smtp_summary_report_email' AND `group_id` = 13 LIMIT 1 ) IS NULL

WordPress database error: [Duplicate entry '1088611' for key 'PRIMARY']
INSERT INTO wp1f_actionscheduler_actions ( `hook`, `status`, `scheduled_date_gmt`, `scheduled_date_local`, `schedule`, `group_id`, `priority`, `args` ) SELECT 'wp_mail_smtp_admin_notifications_update', 'pending', '2026-04-14 14:41:04', '2026-04-14 17:41:04', 'O:32:\"ActionScheduler_IntervalSchedule\":5:{s:22:\"\0*\0scheduled_timestamp\";i:1776177664;s:18:\"\0*\0first_timestamp\";i:1776177664;s:13:\"\0*\0recurrence\";i:86400;s:49:\"\0ActionScheduler_IntervalSchedule\0start_timestamp\";i:1776177664;s:53:\"\0ActionScheduler_IntervalSchedule\0interval_in_seconds\";i:86400;}', 13, 10, '[null]' FROM DUAL WHERE ( SELECT action_id FROM wp1f_actionscheduler_actions WHERE status IN ( 'pending', 'in-progress' ) AND hook = 'wp_mail_smtp_admin_notifications_update' AND `group_id` = 13 LIMIT 1 ) IS NULL

WordPress database error: [Duplicate entry '1088611' for key 'PRIMARY']
INSERT INTO wp1f_actionscheduler_actions ( `hook`, `status`, `scheduled_date_gmt`, `scheduled_date_local`, `schedule`, `group_id`, `priority`, `args` ) SELECT 'aioseo_cache_prune', 'pending', '2026-04-14 14:40:04', '2026-04-14 17:40:04', 'O:32:\"ActionScheduler_IntervalSchedule\":5:{s:22:\"\0*\0scheduled_timestamp\";i:1776177604;s:18:\"\0*\0first_timestamp\";i:1776177604;s:13:\"\0*\0recurrence\";i:86400;s:49:\"\0ActionScheduler_IntervalSchedule\0start_timestamp\";i:1776177604;s:53:\"\0ActionScheduler_IntervalSchedule\0interval_in_seconds\";i:86400;}', 9, 10, '[]' FROM DUAL WHERE ( SELECT NULL FROM DUAL ) IS NULL

WordPress database error: [Duplicate entry '1088611' for key 'PRIMARY']
INSERT INTO wp1f_actionscheduler_actions ( `hook`, `status`, `scheduled_date_gmt`, `scheduled_date_local`, `schedule`, `group_id`, `priority`, `args` ) SELECT 'woocommerce_ac_send_email_action', 'pending', '2026-04-14 14:41:04', '2026-04-14 17:41:04', 'O:32:\"ActionScheduler_IntervalSchedule\":5:{s:22:\"\0*\0scheduled_timestamp\";i:1776177664;s:18:\"\0*\0first_timestamp\";i:1776177664;s:13:\"\0*\0recurrence\";i:900;s:49:\"\0ActionScheduler_IntervalSchedule\0start_timestamp\";i:1776177664;s:53:\"\0ActionScheduler_IntervalSchedule\0interval_in_seconds\";i:900;}', 10, 10, '[]' FROM DUAL WHERE ( SELECT NULL FROM DUAL ) IS NULL

Cambridge International AS & A Level Mathematics: Probability & Statistics 2 Practice Book - Pick A Book Limited

Roll over image to zoom in

Cambridge International AS & A Level Mathematics: Probability & Statistics 2 Practice Book

KSh1,950.00

Status:In stock

By (author) Jayne Kranat

This series has been developed specifically for the Cambridge International AS & A Level Mathematics (9709) syllabus to be examined from 2020. This title offers additional practice exercises for students following the Probability & Statistics 2 unit of the Cambridge International AS & A Level Mathematics syllabus (9709). The materials follow the same order as the corresponding coursebook and contain extra worked examples to help students understand the skills required of the syllabus. End-of-chapter review exercises are also provided to help students conduct self assessment, with answers at the back of the book to check understanding.